BSA Twin restoration : the essential guide to the renovation, restoration and development history of all 1946-72, A7/10 and A50/65/70 pre-Unit and Unit BSA twins : plus how to recognize parts, improve specifications and maintain this classic motorcycle /
Bacon, Roy Hunt.
London Osprey
1986
Includes index
Previous control number ISBN 0-85045-694-0
B.S.A. motorcycle.